diff options
Diffstat (limited to 'newlib/libc/stdio/asniprintf.c')
-rw-r--r-- | newlib/libc/stdio/asniprintf.c | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/newlib/libc/stdio/asniprintf.c b/newlib/libc/stdio/asniprintf.c deleted file mode 100644 index d4ff901e8..000000000 --- a/newlib/libc/stdio/asniprintf.c +++ /dev/null @@ -1,107 +0,0 @@ -/* Copyright (C) 2007, 2008 Eric Blake - * Permission to use, copy, modify, and distribute this software - * is freely granted, provided that this notice is preserved. - */ -/* This code was derived from asprintf.c */ -/* doc in siprintf.c */ - -#include <_ansi.h> -#include <reent.h> -#include <stdio.h> -#include <stdarg.h> -#include <limits.h> -#include <errno.h> - -char * -_DEFUN(_asniprintf_r, (ptr, buf, lenp, fmt), - struct _reent *ptr _AND - char *buf _AND - size_t *lenp _AND - const char *fmt _DOTS) -{ - int ret; - va_list ap; - FILE f; - size_t len = *lenp; - - if (buf && len) - { - /* mark an existing buffer, but allow allocation of larger string */ - f._flags = __SWR | __SSTR | __SOPT; - } - else - { - /* mark a zero-length reallocatable buffer */ - f._flags = __SWR | __SSTR | __SMBF; - len = 0; - buf = NULL; - } - f._bf._base = f._p = (unsigned char *) buf; - /* For now, inherit the 32-bit signed limit of FILE._bf._size. - FIXME - it would be nice to rewrite sys/reent.h to support size_t - for _size. */ - if (len > INT_MAX) - { - ptr->_errno = EOVERFLOW; - return NULL; - } - f._bf._size = f._w = len; - f._file = -1; /* No file. */ - va_start (ap, fmt); - ret = _svfiprintf_r (ptr, &f, fmt, ap); - va_end (ap); - if (ret < 0) - return NULL; - *lenp = ret; - *f._p = '\0'; - return (char *) f._bf._base; -} - -#ifndef _REENT_ONLY - -char * -_DEFUN(asniprintf, (buf, lenp, fmt), - char *buf _AND - size_t *lenp _AND - const char *fmt _DOTS) -{ - int ret; - va_list ap; - FILE f; - size_t len = *lenp; - struct _reent *ptr = _REENT; - - if (buf && len) - { - /* mark an existing buffer, but allow allocation of larger string */ - f._flags = __SWR | __SSTR | __SOPT; - } - else - { - /* mark a zero-length reallocatable buffer */ - f._flags = __SWR | __SSTR | __SMBF; - len = 0; - buf = NULL; - } - f._bf._base = f._p = (unsigned char *) buf; - /* For now, inherit the 32-bit signed limit of FILE._bf._size. - FIXME - it would be nice to rewrite sys/reent.h to support size_t - for _size. */ - if (len > INT_MAX) - { - ptr->_errno = EOVERFLOW; - return NULL; - } - f._bf._size = f._w = len; - f._file = -1; /* No file. */ - va_start (ap, fmt); - ret = _svfiprintf_r (ptr, &f, fmt, ap); - va_end (ap); - if (ret < 0) - return NULL; - *lenp = ret; - *f._p = '\0'; - return (char *) f._bf._base; -} - -#endif /* ! _REENT_ONLY */ |